2006 BMW 330 vs. 1975 BMW 315
To start off, 2006 BMW 330 is newer by 31 year(s). Which means there will be less support and parts availability for 1975 BMW 315. In addition, the cost of maintenance, including insurance, on 1975 BMW 315 would be higher. At 2,979 cc (6 cylinders), 2006 BMW 330 is equipped with a bigger engine. In terms of performance, 2006 BMW 330 (255 HP @ 6600 RPM) has 180 more horse power than 1975 BMW 315. (75 HP @ 5800 RPM). In normal driving conditions, 2006 BMW 330 should accelerate faster than 1975 BMW 315. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 330 weights approximately 802 kg more than 1975 BMW 315. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 1975 BMW 315. In wet, icy, snow, or gravel driving conditions, 2006 BMW 330 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 BMW 330 (298 Nm @ 2750 RPM) has 188 more torque (in Nm) than 1975 BMW 315. (110 Nm @ 3200 RPM). This means 2006 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 315.
Compare all specifications:
| 2006 BMW 330 | 1975 BMW 315 | |
| Make | BMW | BMW |
| Model | 330 | 315 |
| Year Released | 2006 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1574 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 255 HP | 75 HP |
| Engine RPM | 6600 RPM | 5800 RPM |
| Torque | 298 Nm | 110 Nm |
| Torque RPM | 2750 RPM | 3200 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 88 mm | 71 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Top Speed | 209 km/hour | 154 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1812 kg | 1010 kg |
| Vehicle Length | 4530 mm | 4360 mm |
| Vehicle Width | 1820 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2770 mm | 2510 mm |
